Acceleration Measurement Using Interia Forces TRIZ Cases
- Multi-Mirror Fabry-Perot Interferometer Array Tuning
Multi-mirror Fabry-Perot interferometer arrays use electrostatic actuators to tune resonance, resolving parallelism defects that degrade optical resolution.
- Spintronic Accelerometer Using MTJ Free Layer Flexing
A spintronic accelerometer detects acceleration by measuring resistance changes in a magnetic tunnel junction free layer that flexes during motion.
- Force Measuring Device With Dual Acceleration Sensors
Dual acceleration sensors with different frequency sensitivities compensate for systematic measurement errors across varying dynamic conditions.
- MEMS Sensor Movable Weight Mass via Embedded High-Density Plugs
A MEMS sensor movable weight uses embedded high-density plugs to increase mass for improved detection sensitivity.
- Angular Acceleration Sensor Beam With Stress Concentration Holes
Through-holes in the beam reduce rigidity locally while protrusions isolate unwanted stress, maintaining a high signal-to-noise ratio.
- Accelerometer Flexible Mounting Structure Isolates Thermal Strain
Segmented mounting posts absorb thermal expansion via elastic deformation, decoupling strains from flexures to improve measurement accuracy.
- Door Security Arrangement with Automatic Image Transmission
A housing-mounted security arrangement detects door movement and activates a camera to capture images for remote monitoring.
- MEMS Sensor Mass Tuning via Embedded Metal Wells
Embedding tungsten or tantalum in silicon wells increases sensor mass without inducing stress, improving signal-to-noise ratio and measurement accuracy.
- Fall Detection Using Triangle Feature Calculation
A fall detection apparatus calculates a triangle feature from acceleration and angular velocity data to identify user motion patterns.
- MEMS Out-of-Plane Actuator Linear Force Control
A MEMS sensor device combines levitation and parallel plate forces to produce linear out-of-plane actuation of the proof mass.
- H-Shaped Beam Capacitive Acceleration Sensor
Symmetrical H-shaped elastic beams reduce cross sensitivity and improve shock resistance in capacitive acceleration sensors.
- Load Measurement Device Using Acceleration Sensors
A load measurement device uses acceleration sensors to detect orientation changes relative to gravity for accurate force determination.
- Inertial Force Sensor Interlayer Insulating Layer Capacitive Coupling
An inertial force sensor employs an interlayer insulating layer to reduce capacitive coupling between driving and detection wiring.
- Sensor Apparatus Recessed Shielding Lids Noise Consistency
Shielding lids cover recessed sensor parts to block electromagnetic noise and maintain uniform protection across all detection axes.
- Teeter-Totter MEMS Accelerometer Circuit Wafer Bonding
Bonding a circuit wafer with top electrodes to the device wafer avoids complex three-layer in-situ fabrication steps.
- Capacitive Sensor Shielding for Parasitic Capacitance Reduction
A shield part between fixed and movable electrode wiring minimizes parasitic capacitance, improving detection accuracy despite close wire spacing.
- Sensor Unit Terminal Design Mitigating Resin Shrinkage Stress
A sensor unit terminal design featuring a protruding portion that functions as a branched filler to reduce resin shrinkage stress.
- Low Heat-Resistant Sensor Sealing via Fluorine Resin Thermal Bonding
Fluorine resin components thermally bond to seal sensor units without heat damage.
- Capacitive Sensor Side Wall Reinforcement
A metal reinforcement film on the fixed electrode side wall prevents etching damage and maintains structural integrity during sacrificial layer removal.
- Sensor Abnormality Detection via Cross-Range Correlation Analysis
Information processing apparatus detects sensor faults by analyzing value correlations across different dynamic ranges.